Durable optical technology for smooth precision and resistance to dirt, eliminating the need for cleaning
Large, finger-operated trackball for superior control and reduced hand and wrist movement
Sleek shape flexible enough to use in either hand
MouseWare software included for easy scrolling on the Web (in Windows and Macintosh applications)
A variety of button assignments to customize your mouse buttons

Technical Details

Size (LWH): 9.7 inches, 7.9 inches, 2.7 inches
Product Details
Product Dimensions: 9.7 x 7.9 x 2.7 inches
Shipping Weight: 0.8 pounds (View shipping rates and policies)
ASIN : B00005T406